Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
A mild shift in the average high-temperature occurs in September, reducing from an agreeable 20.2°C (68.4°F) in August to a refreshing 15.3°C (59.5°F). Gnesau's nighttime temperature in September drops to an average of 5.5°C (41.9°F).Humidity
In Gnesau, Austria, the average relative humidity in September is 84%.Rainfall
In Gnesau, Austria, in September, it is raining for 12.2 days, with typically 33mm (1.3") of accumulated precipitation. Throughout the year, in Gnesau, Austria, there are 124.9 rainfall days, and 399mm (15.71") of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows in Gnesau, Austria. Throughout September, in the average 0.2 snowfall days, it receives 7mm (0.28") of snow. Throughout the year, in Gnesau, there are 66.4 snowfall days, and 863mm (33.98") of snow is accumulated.Daylight
In September, the average length of the day in Gnesau is 12h and 33min.On the first day of the month, sunrise is at 06:24 and sunset at 19:43. On the last day of September, sunrise is at 07:02 and sunset at 18:45 CEST.
Sunshine
In September, the average sunshine is 8.8h.UV index
The average daily maximum UV index in September in Gnesau, Austria, is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the average maximum UV index of 3 translates into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
What is the usual temperature for Gnesau in September?
What is the average humidity in September in Gnesau?
How many days does it rain in September in Gnesau?
When does it start snowing in Gnesau?
How many hours of daylight does Gnesau have in September?
What time are sunrise and sunset in September in Gnesau?
How long on average sun shines in September in Gnesau?
What is the UV index reading in September in Gnesau?
Average temperature in September
Gnesau, Austria
- Average high temperature in September: 15.3°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is January (-1.1°C).
- Average low temperature in September: 5.5°C
The months with the highest average low temperature are July and August (8.5°C).
The coldest months (with the lowest average low temperature) are January and February (-7.8°C).
Average pressure in September
Gnesau, Austria
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1020.4mbar).
The month with the lowest atmospheric pressure is May (1015.3mbar).
Average wind speed in September
Gnesau, Austria
- Average wind speed in September: 5.9km/h
The windiest months (with the highest average wind speed) are February and March (7.1km/h).
The calmest month (with the lowest average wind speed) is August (5.4km/h).
Average humidity in September
Gnesau, Austria
- Average humidity in September: 84%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is July (79%).
Average rainfall in September
Gnesau, Austria
- Average rainfall in September: 33mm
The wettest month (with the highest rainfall) is August (52mm).
The driest month (with the least rainfall) is January (14mm).
Average rainfall days in September
Gnesau, Austria
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is May (17.7 days).
The months with the least rainy days are January and February (4.1 days).
Average snowfall in September
Gnesau, Austria
- Average snowfall in September: 7mm
The month with the highest snowfall is November (200mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Gnesau, Austria
- Average snowfall days in September: 0.2 days
The month with the highest number of snowfall days is February (13.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Gnesau, Austria
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in September
Gnesau, Austria
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in September
Gnesau, Austria
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Gnesau, Austria
- Average cloud cover in September: 48
The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in September
Gnesau, Austria
- Average visibility in September: 7km
The months with the highest visibility are June, July, August and December (8km).
The months with the lowest visibility are February and November (6km).
Gnesau, Austria
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